/*
 * Copyright 2008 Stuart Moffatt stuartmoffatt@gmail.com
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.googlecode.emcode.rvha.client.ui;

import com.google.gwt.core.client.GWT;
import com.google.gwt.maps.client.MapWidget;
import com.google.gwt.maps.client.event.MapZoomEndHandler;
import com.google.gwt.maps.client.geom.LatLng;
import com.google.gwt.maps.client.geom.LatLngBounds;
import com.google.gwt.user.client.Window;

public class GetParcelHandler implements MapZoomEndHandler {

    public void onZoomEnd(MapZoomEndEvent event) {
       
        MapWidget map = MainLayout.get().getMap();
        
        if(map.getZoomLevel() == 19)
        {
            LatLngBounds bounds = map.getBounds();
            LatLng ne = bounds.getNorthEast();
            LatLng sw = bounds.getSouthWest();
            
            String neLat = Double.toString(ne.getLatitude());
            String neLng = Double.toString(ne.getLongitude());
            String swLat = Double.toString(sw.getLatitude());
            String swLng = Double.toString(sw.getLongitude());
            
            String boundsAsString = neLat + "," +
                neLng + "," +
                swLat + "," +
                swLng;
            
            Window.alert("fetch parcels for bounds=" + boundsAsString);
            GWT.log(boundsAsString, null);
        }        
    }

}
